Use our Traffic Light Kit to teach kids road safety as well as shapes and colors. You can also use these traffic lights as a behavior management tool — teaching kids when to " stop" and " go" . The Traffic Light Kit has many original uses for parents and teachers alike. Use this kit to teach shapes to children by pointing out how circles are commonly seen in daily life. Traffic circles are also the perfect way to teach the colors red, yellow and green. 24 Of Each Shape